diff --git a/.vscode/launch.json b/.vscode/launch.json
index c3af61b..901abe3 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -10,10 +10,10 @@
             "request": "launch",
             "module": "kiwi_simple_metrics.main",
             "env": {
-                "METRIC__INTERVAL": "5",
-                "METRIC__LOG__ENABLED": "True",
-                "METRIC__EXTERNAL__ENABLED": "True",
-                "METRIC__EXTERNAL__EXECUTABLES": "[\"${workspaceFolder}/example/dummy-metric\"]",
+                "METRICS__INTERVAL": "5",
+                "METRICS__LOG__ENABLED": "True",
+                "METRICS__EXTERNAL__ENABLED": "True",
+                "METRICS__EXTERNAL__EXECUTABLES": "[\"${workspaceFolder}/example/dummy-metric\"]",
             },
             "justMyCode": true
         }
diff --git a/kiwi_simple_metrics/settings/__init__.py b/kiwi_simple_metrics/settings/__init__.py
index 0d98373..7c42a83 100644
--- a/kiwi_simple_metrics/settings/__init__.py
+++ b/kiwi_simple_metrics/settings/__init__.py
@@ -6,7 +6,7 @@ from .metric import MetricSettings
 
 class Settings(BaseSettings):
     model_config = SettingsConfigDict(
-        env_prefix="METRIC__",
+        env_prefix="METRICS__",
         env_nested_delimiter="__",
     )